Home / 27,798.77-38,362.25-15,051.96

Finding the Fourth Proportional to 27,798.77, 38,362.25 and 15,051.96

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Solution

The fourth proportional to 27,798.77, 38,362.25 and 15,051.96 is: 20,771.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,798.77 : 38,362.25 = 15,051.96 : x
  2. Step 2: Convert to fraction form
    27,798.77/38,362.25 = 15,051.96/x
  3. Step 3: Cross multiply
    27,798.77x = 38,362.25 × 15,051.96
  4. Step 4: Simplify right side
    27,798.77x = 577,427,052.51
  5. Step 5: Solve for x
    x = 577,427,052.51/27,798.77
  6. Step 6: Final answer
    x = 20,771.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.